diff --git a/mm/percpu.c b/mm/percpu.c
index f014cebbf405..3794cfc88689 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -70,6 +70,7 @@
 #include <linux/vmalloc.h>
 #include <linux/workqueue.h>
 #include <linux/kmemleak.h>
+#include <linux/sched.h>
 
 #include <asm/cacheflush.h>
 #include <asm/sections.h>